CRLF injection vulnerability in the integrated web server on Siemens SIMATIC S7-1200 CPU…
Priority LOW 31CWE-94Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- None · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-94.
Summary
CRLF injection vulnerability in the integrated web server on Siemens SIMATIC S7-1200 CPU devices 2.x and 3.x allows remote attackers to inject arbitrary HTTP headers via unspecified vectors.
Why it matters now
EPSS 0.02417 84th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | Siemens |
| cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Siemens |
| cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware:3.0.2:*:*:*:*:*:*:* | 3.0.2 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:simatic_s7_cpu-1211c:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Siemens |
| cpe:2.3:h:siemens:simatic_s7_cpu_1212c:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Siemens |
| cpe:2.3:h:siemens:simatic_s7_cpu_1214c:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Siemens |
| cpe:2.3:h:siemens:simatic_s7_cpu_1215c:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Siemens |
| cpe:2.3:h:siemens:simatic_s7_cpu_1217c:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Siemens |
- cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·Siemens
- cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Siemens
- cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware:3.0.2:*:*:*:*:*:*:* Versions 3.0.2 Vulnerable ·Siemens
- cpe:2.3:h:siemens:simatic_s7_cpu-1211c:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Siemens
- cpe:2.3:h:siemens:simatic_s7_cpu_1212c:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Siemens
- cpe:2.3:h:siemens:simatic_s7_cpu_1214c:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Siemens
- cpe:2.3:h:siemens:simatic_s7_cpu_1215c:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Siemens
- cpe:2.3:h:siemens:simatic_s7_cpu_1217c:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Siemens
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2014-2909
- 2026-10-03 Alias added: GHSA-53rw-gv4m-q3jg
References
More Siemens Simatic S7 Cpu-1211c vulnerabilities
- TI-2014-01790 Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers… CVSS 2.0HIGH 7.8
- TI-2014-01786 Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers… CVSS 2.0HIGH 7.8
- TI-2014-01782 The random-number generator on Siemens SIMATIC S7-1200 CPU PLC devices with firmware… CVSS 2.0HIGH 8.3
- TI-2014-01788 Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers… CVSS 2.0HIGH 7.8
- TI-2014-02338 Cross-site scripting (XSS) vulnerability in the integrated web server on Siemens SIMATIC… CVSS 2.0MEDIUM 4.3
- TI-2014-01784 Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers… CVSS 2.0MEDIUM 6.1
Sources
- CVE-2014-2909 · CVE Program
- CVE-2014-2909 · NVD
- FIRST EPSS
- GHSA-53rw-gv4m-q3jg · GitHub Advisory Database · CC BY 4.0
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